Russia's new ambassador to Finland Pavel Kuznetsov, left, escorts Russian President Vladimir Putin as he disembarks the plane at Helsinki airport in Vantaa, Finland, Monday, July 16, 2018. Putin arrived for his summit with US President Donald Trump. (Photo by Roni Rekomaa/Lehtikuva via AP Photo)





The official car of Russian President, Kortezh limousine (Aurus Senat) is seen as Russian President Vladimir Putin arrives at airport to meet with U.S. President Donald Trump in Helsinki, Finland on July 16, 2018. (Photo by Kremlin Press Office/Handout/Anadolu Agency/Getty Images)





Russia' s President Vladimir Putin (front) gets into his limousine at Helsinki Airport in Helsinki, Finland on July 16, 2018. (Photo by Mikhail Metzel/TASS)





Russian President Vladimir Putin on his way to Presidential Palace, in Helsinki, Finland, 16 July 2018. US President Donald J. Trump and Russian President Vladimir Putin have agreed to meet for summit talks on 16 July 2018 in Helsinki. Media reports state that Russia's President Vladimir Putin is using his new Russian limousine abroad for the first time during the summit in Finland. (Photo by Markku Ojala/EPA/EFE)





A U.S. Security service agent views the area while following the car of U.S. President Donald Trump after his arrival in Vantaa, Finland, July 15, 2018. (Photo by Heikki Saukkomaa/Reuters/Lehtikuva)





U.S. President Donald Trump shakes hands with Russia's President Vladimir Putin next to US First Lady Melania Trump (L) ahead a meeting in Helsinki, on July 16, 2018. (Photo by Alexei Nikolsky/Sputnik/Kremlin via Reuters)





U.S. President Donald Trump and Russia's President Vladimir Putin shake hands as they meet in Helsinki, Finland July 16, 2018. (Photo by Kevin Lamarque/Reuters)





U.S. President Donald Trump meets with Russian President Vladimir Putin in Helsinki, Finland, July 16, 2018. (Photo by Kevin Lamarque/Reuters)





U.S. President Donald Trump, left, and Russian President Vladimir Putin arrive for a one-on-one-meeting at the Presidential Palace in Helsinki, Finland, July 16, 2018. (Photo by Pablo Martinez Monsivais/AP Photo)





U.S. President Donald Trump, left, and Russian President Vladimir Putin leave a press conference after their meeting at the Presidential Palace in Helsinki, Finland, Monday, July 16, 2018. (Photo by Pablo Martinez Monsivais/AP Photo)





U.S. President Donald Trump, left, smiles beside Russian President Vladimir Putin during a press conference after their meeting at the Presidential Palace in Helsinki, Finland, Monday, July 16, 2018. (Photo by Pablo Martinez Monsivais/AP Photo)





A man is escorted out of the press conference room for having a sign reading “Nuclear weapon Ban Treaty” ahead a joint press conference of the US and Russian presidents after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Brendan Smialowski/AFP Photo)





Security removes an apparent protester before a joint press conference between U.S. President Donald Trump and Russia President Vladimir Putin in the Presidential Palace in Helsinki, Finland, Monday, July 16, 2018. (Photo by Antti Aimo-Koivisto/Lehtikuva via AP Photo)





A man is escorted out of the press conference room ahead a joint press conference of the US and Russian presidents after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Yuri Kadobnov/AFP Photo)





Security personnel removes a man from the premises before U.S. President Donald Trump and Russia's President Vladimir Putin hold a joint news conference, after their meeting in Helsinki, Finland, July 16, 2018. (Photo by Kevin Lamarque/Reuters)





US President Donald Trump (L) listens as Russia's President Vladimir Putin speaks during a joint press conference after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Yuri Kadobnov/AFP Photo)





U.S. First Lady Melania Trump (L) and US Secretary of State Mike Pompeo (C) attend a joint press conference of the US and Russian Presidents after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Brendan Smialowski/AFP Photo)





Russia's President Vladimir Putin offers a ball of the 2018 football World Cup to US President Donald Trump during a joint press conference after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Yuri Kadobnov/AFP Photo)





U.S. President Trump throws a football to first lady Melania Trump during a joint news conference in Helsinki, Finland July 16, 2018. (Photo by Kevin Lamarque/Reuters)





Russian Foreign Minister Sergei Lavrov attends a joint press conference of the US and Russian Presidents after a meeting at the Presidential Palace in Helsinki, on July 16, 2018. (Photo by Brendan Smialowski/AFP Photo)





U.S. President Donald Trump, left, looks to Russian President Vladimir Putin during a press conference after the meeting of U.S. President Donald Trump and Russian President Vladimir Putin at the Presidential Palace in Helsinki, Finland, July 16, 2018. (Photo by Alexander Zemlianichenko/AP Photo)





U.S. President Trump and Russian President Putin arrive for a joint news conference in Helsinki, Finland July 16, 2018. (Photo by Grigory Dukor/Reuters)





U.S. First Lady Melania Trump smiles as she holds a football thrown to her by U.S. President Donald Trump during his joint news conference with Russia's President Vladimir Putin after a meeting in Helsinki, Finland, July 16, 2018. (Photo by Kevin Lamarque/Reuters)





Russian Foreign Minister Sergei Lavrov looks at U.S. first lady Melania Trump as U.S. President Donald Trump and Russia's President Vladimir Putin hold a press conference after a meeting in Helsinki, Finland July 16, 2018. (Photo by Kevin Lamarque/Reuters)





U.S. President Donald Trump, left, and Russian President Vladimir Putin leave after a press conference after their meeting at the Presidential Palace in Helsinki, Finland, Monday, July 16, 2018. (Photo by Alexander Zemlianichenko/AP Photo)





President Donald Trump participates in an expanded bilateral meeting with Russia's President Vladimir Putin in Helsinki, Finland on July 16, 2018. (Photo by Heikki Saukkomaa/Reuters/Lehtikuva)





Russia's President Putin (C), U.S. President Donald Trump (R) and first lady Melania Trump speak during a meeting in Helsinki, Finland July 16, 2018. (Photo by Alexei Nikolsky/Sputnik/Kremlin via Reuters)





US First Lady Melania Trump, Russia' s President Vladimir Putin, and US President Donald Trump (L- R) after a news conference at the Presidential Palace in Helsinki, Finland on July 16, 2018. (Photo by Valery Sharifulin/TASS)





U.S. First Lady Melania Trump, left, Russian President Vladimir Putin, center, and U.S. President Donald Trump, pose with a soccer ball after a press conference following their meeting at the Presidential Palace in Helsinki, Finland, Monday, July 16, 2018. (Photo by Alexei Nikolsky, Sputnik, Kremlin Pool Photo via AP Photo)





Representatives of Russian media work while US President Donald Trump, Russia's President Vladimir Putin, and others attend a working lunch meeting at Finland's Presidential Palace July 16, 2018 in Helsinki, Finland. (Photo by Brendan Smialowski/AFP Photo)